Finding the Fourth Proportional to 200,523.63, 276,696.30 and 119,921.75
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Solution
The fourth proportional to 200,523.63, 276,696.30 and 119,921.75 is: 165,476.28
Step by Step Solution
- Step 1: Write the proportion equation
200,523.63 : 276,696.30 = 119,921.75 : x - Step 2: Convert to fraction form
200,523.63/276,696.30 = 119,921.75/x - Step 3: Cross multiply
200,523.63x = 276,696.30 × 119,921.75 - Step 4: Simplify right side
200,523.63x = 33,181,904,618.36 - Step 5: Solve for x
x = 33,181,904,618.36/200,523.63 - Step 6: Final answer
x = 165,476.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.